Fix formatting of mac addresses from dhcp discovery mocking in verisu…

…re (#110611)

dhcp returns addresses in lowercase without :

tests/components/verisure/test_config_flow.py

@@ -333,7 +333,7 @@ async def test_dhcp(hass: HomeAssistant) -> None:
     result = await hass.config_entries.flow.async_init(
         DOMAIN,
         data=dhcp.DhcpServiceInfo(
-            ip="1.2.3.4", macaddress="01:23:45:67:89:ab", hostname="mock_hostname"
+            ip="1.2.3.4", macaddress="0123456789ab", hostname="mock_hostname"
         ),
         context={"source": config_entries.SOURCE_DHCP},
     )